289223662

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83639}}^1$

素因数の和:83680

約数の個数: 32

約数和(自身を含む): 562060800

約数和(自身を除く): 272837138

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 83639, 167278, 585473, 1087307, 1170946, 1589141, 2174614, 3178282, 7611149, 11123987, 15222298, 20658833, 22247974, 41317666, 144611831, 289223662]

約数ペア:

[(1, 289223662), (2, 144611831), (7, 41317666), (13, 22247974), (14, 20658833), (19, 15222298), (26, 11123987), (38, 7611149), (91, 3178282), (133, 2174614), (182, 1589141), (247, 1170946), (266, 1087307), (494, 585473), (1729, 167278), (3458, 83639)]